Pith Number

pith:3KLLXAEI

pith:2014:3KLLXAEIVJPGEJWEFC7VXYE4DL

not attested not anchored not stored refs pending

A directional coupler attack against the Kish key distribution system

Andrew Allison, Derek Abbott, Lachlan J. Gunn

arxiv:1402.2709 v3 · 2014-02-12 · cs.CR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3KLLXAEIVJPGEJWEFC7VXYE4DL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:51:33.428096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da96bb8088aa5e6226c428bf5be09c1acffb3d025facc26f71a4e7f9984140b0

Aliases

arxiv: 1402.2709 · arxiv_version: 1402.2709v3 · doi: 10.48550/arxiv.1402.2709 · pith_short_12: 3KLLXAEIVJPG · pith_short_16: 3KLLXAEIVJPGEJWE · pith_short_8: 3KLLXAEI

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/3KLLXAEIVJPGEJWEFC7VXYE4DL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: da96bb8088aa5e6226c428bf5be09c1acffb3d025facc26f71a4e7f9984140b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aea98f46dea258c208d3a03af837dc132528007d316a0477c4325201a34047b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2014-02-12T00:45:53Z",
    "title_canon_sha256": "9dbcd7baa618a355c716a03dfcca8010989ea42565097e118e113680888300c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2709",
    "kind": "arxiv",
    "version": 3
  }
}